OpenTechnical

OT-2026-000035861

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000035861) never changes.

Identity and time

Publication numberOT-2026-000035861 · never reused
Internal UUID01a0ae76-b4c9-7f14-878e-20dc11f0d433 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035861
StatusPUBLIC

Content hashes

Canonical text12198aa584f0d2cdc279005f9a598a2562e04bf30470f6bfdc155bdb6ec6a94e
Markdown06b12e94027c99b3e78f2891cacfa4f8ebe32577c7e9fdcf13ad1cf80036e9e3
PDF
Publication page268deb98a4735c60242704ebadd60d7cbb4c6c466bda9c29625ee74b60e97dbe
Manifestcabb142d16460e26a6ae21e81e1307253e8838a3d123933d71ba6e21a24ad57a

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureXIJ6WZr3zQ0X2wX7na3nz+QxWEN7vHwOLx6VwAXTTr1rdfsinrc3T6yXQXOvoDj6R46TaILbAUnrddZNvcdLBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:27:35.935246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035861
observed 268deb98a4735c60242704ebadd60d7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.917454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035861/manifest.json
observed cabb142d16460e26a6ae21e81e130725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.892267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035861/publication.md
observed 06b12e94027c99b3e78f2891cacfa4f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.873442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035861/publication.txt
observed 12198aa584f0d2cdc279005f9a598a25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.